diff --git a/discount/init.py b/discount/init.py
index 011f0c1..60c57ce 100644
--- a/discount/init.py
+++ b/discount/init.py
@@ -753,8 +753,19 @@ async def assign_customer_to_sale(request, params_kw):
         return {'status': 'success', 'id': bind_id}
 
 
+async def sor_before_insert_discount_promo_code(env, sor, ns):
+    """CRUD hook: auto-set sale_id from logged-in user on insert."""
+    from appPublic.uniqueID import getID as _getID
+    ns['id'] = ns.get('id') or _getID()
+    ns['sale_id'] = ns.get('sale_id') or await env.get_userid()
+    ns['resellerid'] = ns.get('resellerid') or await env.get_userorgid()
+
+
 def load_discount():
     env = ServerEnv()
+    # before_insert hooks
+    env.sor_before_insert_discount_promo_code = sor_before_insert_discount_promo_code
+    # existing registrations...
     env.get_customer_discount = get_customer_discount
     env.sor_get_customer_discount = sor_get_customer_discount
     env.get_product_discount = get_product_discount